. >> during the cold war, germans under marcus wolf had a very active program of sending romeos into west germany, seeing who they could meet and develop relationships with, if they had access to intelligence. >> reporter: a program he says worked well for the east germans. tried to get the chinese embassy in washington to respond to the documents indicating the woman in bishop's case is likely a chinese spy. they haven't responded to calls and e-mails. u.s. officials haven't yet charged the woman with a crime. brian today, cnn, washington. >>> when we come back, critics are calling for him to quote, come back to earth. house budget committee chairman, paul ryan pushes ahead with his plan to balance the nation's books with major spending cuts. he is here in "the situation room" and he's next. u 8 >>> i had a chance to speak with two top contenders for the republican party 2016 presidential nomination. we will hear from mitt romney's former vice president's running mate, congressman paul ryan. but first, senator rand paul of kentucky who recently complained the gop is becoming in his